Roll Top Rucksack is Rains' proposal for urban bikers. Made from Rains waterproof material, it features a main spacious compartiment, as easy access front pocket and a side access laptop compartiment. This minimal yet functional backpack has a roll top closure with adjustable strap for adjustable capacity, a padded backside and chest strat for extra comfort while biking. Size: 31xcmLx 49-60cmHx10cmW Volume : 18l 50%polyurethane 50%polyester Magnetic closure Carabiner details Adjustable shoulder stripes Waterproof ( 8000mm/cm2 water column pressure) Water repellent zipper